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How should one use std::optional?
...ount,
std::optional<double> min_match_score);
This makes a lot more sense than, say, having four function overloads that take every possible combination of max_count (or not) and min_match_score (or not)!
It also eliminates the accursed "Pass -1 for max_count if you don't want a limit" ...
Best way to store password in database [closed]
... horrible, it is best to add unique salts to every password. Read this for more.
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What is the difference between the remap, noremap, nnoremap and vnoremap mapping commands in Vim?
...p and :nnoremap), one in visual mode (:vmap and :vnoremap) and so on.
For more guidance on this, see:
:help :map
:help :noremap
:help recursive_mapping
:help :map-modes
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Javascript - How to extract filename from a file input control
..., filename.lastIndexOf('.')); Because his way will fail with extensions of more characters than 3, thus: .html, .jpeg etc.
– Yeti
May 10 '12 at 16:02
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MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET
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Thymeleaf: how to use conditionals to dynamically add/remove a CSS class
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One more thing to remember is that you unfortunately can't have multiple th:classappend attributes. Max one is allowed. Fatal error during parsing org.xml.sax.SAXParseException: Attribute "th:classappend" was already specifie...
How do I navigate in the results of Diff
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Nice, is there a man page on this? i.e. does it use less/more style keys?
– Ian Vaughan
May 14 '14 at 10:56
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How to correctly implement custom iterators and const_iterators?
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